(7/7/2025) Software Engineer 3- GoLang- Chicago, IL or Reston, VA- ONSITE (4 days a week)
Company: Comcast Corporation
Location: Reston
Posted on: July 8, 2025
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Job Description:
FreeWheel, a Comcast company, provides comprehensive ad
platforms for publishers, advertisers, and media buyers. Powered by
premium video content, robust data, and advanced technology, we’re
making it easier for buyers and sellers to transact across all
screens, data types, and sales channels. As a global company, we
have offices in nine countries and can insert advertisements around
the world. Job Summary FreeWheel’s mission is to build great AdTech
software. We are looking for a Engineer 3 to join our growing
engineering team in Freewheel. If you’re excited to work with a
tightly knit team of engineers solving hard problems the right way
using cutting-edge technologies from backend to frontend for the
large-scaled distributed business system, and monitoring tools in
the cloud, this opportunity is for you. Our Business engineering
team works with huge provisioned datasets from several sources to
help the world’s largest programmers, measurement partners, and
networks monetize their supplies. We build and maintain responsive
and user-friendly interfaces using modern web technologies crossing
various devices and browsers on the state-of-the-art Cloud-Native
platform built on AWS. Our people are the most important part of
our business, and none more so than our engineers. We are
fundamentally looking for bright, enthusiastic problem solvers-
people who love a challenge, constantly evaluate and question, and
above all, love to ship a product that solves real problems. Job
Description Core Responsibilities - Collaborate with Product
Management and Engineering leadership to gather requirements. -
Interface with global engineering teams/components when necessary.
- Extensively use a combination of cutting-edge technologies to
increase the workflow flexibility and API responsiveness. - Provide
innovative end-to-end solutions for new business requirements -
Write technical design documentation. - Develop test case design
documentation. - Actively participate in technical and testing
design review - Implement software solutions according to FreeWheel
engineering standards. - Develop and implement Unit Tests,
Regression Tests, and Automation tests based on the test case
design. - Implement integration tests that span across component
teams. - Actively participate in code review. - Incorporate
appropriate instrumentation, monitoring, and alert mechanisms into
the software. - Ensure delivered software solutions are always up
and available - Handling product alerts and providing support. -
Implement bug fixes when necessary. - Upgrade components,
libraries, infrastructure, etc. as necessary - Consistent exercise
of independent judgment and discretion in matters of significance.
- Regular, consistent and punctual attendance. Must be able to work
nights and weekends, variable schedule(s) and overtime as
necessary. - Other duties and responsibilities as assigned.
Qualifications: - Bachelor's degree in Computer Science or a
related field of study. - 3-5 years of professional experience in
software development. - Strong understanding of software
development principles, data structures, and algorithms. -
Proficient knowledge of web development, including hands-on
experience with HTTP, HTML, CSS, JavaScript, React.js, and SQL
databases. - Proficiency in Golang/Java programming with a solid
understanding of popular design patterns, such as GoF, MVC, SOLID,
MVP, Flux, and more. - Strong understanding of testing principles
and practices, ensuring code quality with tools such as Junit,
Selenium, Cypress, JMeter, Jest, and Mocha. - Excellent
problem-solving skills for both frontend and backend, utilizing
tool such as Browser Developer Tools, Go PProf, JStack, JMap, etc.
- Good communication and writing skills, coupled with the ability
to thrive in a fast-paced, dynamic environment. - Familiarity with
the Scrum Agile collaboration framework and experience using Jira.
- Familiarity with CI/CD tools, Git, Jenkins, and understanding of
DevOps principles. - Experience with RESTful APIs and microservices
architecture. - Experience in developing large-scale web
applications is preferred. - Experience with Docker, Kubernetes, or
cloud computing platforms is a plus Employees at all levels are
expected to: - Understand our Operating Principles; make them the
guidelines for how you do your job. - Own the customer experience -
think and act in ways that put our customers first, give them
seamless digital options at every touchpoint, and make them
promoters of our products and services. - Know your stuff - be
enthusiastic learners, users and advocates of our game-changing
technology, products and services, especially our digital tools and
experiences. - Win as a team - make big things happen by working
together and being open to new ideas. - Be an active part of the
Net Promoter System - a way of working that brings more employee
and customer feedback into the company - by joining huddles, making
call backs and helping us elevate opportunities to do better for
our customers. - Drive results and growth. - Respect and promote
inclusion & diversity. - Do what's right for each other, our
customers, investors and our communities. Why Join FreeWheel?
Cutting-Edge Technology: Work with modern data stacks, cloud
platforms, and real-time processing frameworks. Innovation-Driven
Culture: Collaborate with top engineers, data scientists, and
industry leaders shaping the future of ad tech. Growth & Impact:
Solve complex, large-scale data challenges with tens of billions of
daily events in a high-impact role. Flexible & Inclusive Work
Environment: We value diverse perspectives, work-life balance, and
professional development. About FreeWheel: FreeWheel, a Comcast
company, is a global leader in advanced advertising technology,
enabling seamless transactions across screens, data types, and
sales channels. Operating in nine countries, FreeWheel powers
global ad insertion and recently launched Universal Ads, a
cross-publisher TV advertising platform in collaboration with major
media players like NBCUniversal, Warner Bros. Discovery, and Roku.
Committed to innovation, inclusivity, and professional growth,
FreeWheel fosters a dynamic work environment where diverse
perspectives thrive while shaping the future of premium video
advertising. Disclaimer: This information has been designed to
indicate the general nature and level of work performed by
employees in this role. It is not designed to contain or be
interpreted as a comprehensive inventory of all duties,
responsibilities and qualifications. Comcast is proud to be an
equal opportunity workplace. We will consider all qualified
applicants for employment without regard to race, color, religion,
age, sex, sexual orientation, gender identity, national origin,
disability, veteran status, genetic information, or any other basis
protected by applicable law. Skills: Technical Requirements;
Back-End Development; Design Salary: Primary Location Pay Range:
$107,448.06 - $161,172.09 Comcast intends to offer the selected
candidate base pay within this range, dependent on job-related,
non-discriminatory factors such as experience. The application
window is 30 days from the date job is posted, unless the number of
applicants requires it to close sooner or later. Base pay is one
part of the Total Rewards that Comcast provides to compensate and
recognize employees for their work. Most sales positions are
eligible for a Commission under the terms of an applicable plan,
while most non-sales positions are eligible for a Bonus.
Additionally, Comcast provides best-in-class Benefits to eligible
employees. We believe that benefits should connect you to the
support you need when it matters most, and should help you care for
those who matter most. That’s why we provide an array of options,
expert guidance and always-on tools, that are personalized to meet
the needs of your reality – to help support you physically,
financially and emotionally through the big milestones and in your
everyday life. Please visit the compensation and benefits summary
on our careers site for more details. Education Bachelor's Degree
While possessing the stated degree is preferred, Comcast also may
consider applicants who hold some combination of coursework and
experience, or who have extensive related professional experience.
Relevant Work Experience 5-7 Years
Keywords: Comcast Corporation, Dundalk , (7/7/2025) Software Engineer 3- GoLang- Chicago, IL or Reston, VA- ONSITE (4 days a week), Engineering , Reston, Maryland